#include<iostream>
#include<conio.h>
using namespace std;
namespace first_space {
	void fucn(){
		cout << "inside first_space" << endl;
	}
}
namespace second_space {
	void fucn(){
		cout << "inside second_space" << endl;
	}
}
using namespace first_space;
int main(){
	fucn();
	_getch();
	return 0;

}